package com.bai.qf2201.mapper;


import com.bai.qf2201.po.City;


import java.util.List;

public interface cityMapper {
    List<City> findAll();

    List<City> findById(int pid);

    City findById2(int id);

    int addOne(City city);

    int delOne(int id);

    int updateOne(City city);
}
